一、描述你遇到的问题
严格按照教程走，但华为云显示设备未激活，且设备已成功连接手机热点
二、你具体做的所有步骤结果截图
三、当前开发板状态全景照片
四、开发板串口所有日志
?[DEBUG][114858][task_sensor_entry] Smoke data:20.10 ppm
[DEBUG][119886][task_sensor_entry] Smoke data:19.95 ppm
[DEBUG][124914][task_sensor_entry] Smoke data:19.95 ppm
[DEBUG][129942][task_sensor_entry] Smoke data:19.90 ppm
[DEBUG][1][link_main] linkmain:V2.2.2 AT 21:11:02 ON Mar 15 2026
[DEBUG][7][link_tcpip_imp_init] ESP8266 CONFIGURE:SSID:OPPO Reno8 5G PWD:h25fe9p2 RCVCACHE:1024(Byte) CMDTIMEOUT:2000(ms)
[DEBUG][18][link_tcpip_imp_init] Try to connect ap..
WELCOME TO IOT_LINK SHELL
LiteOS:/>ATRCV:198 bytes:'n鞉r傭n|?宭巔rl b? 瀨r?l渘?俷Ai-Thinker Technology Co. Ltd.
ready
ATSND:8 bytes:AT+RST
ATRCV:14 bytes:AT+RST
OK
ATRCV:88 bytes:
ets Jan 8 2013,rst cause:2, boot mode:(3,7)
load 0x40100000, len 2592, room 16
ATRCV:56 bytes:tail 0
chksum 0xf3
load 0x3ffe8000, len 764, room 8
ATRCV:56 bytes:tail 4
chksum 0x92
load 0x3ffe82fc, len 676, room 4
ATRCV:173 bytes:tail 0
chksum 0x22
csum 0x22
2nd boot version : 1.7(5d6f877)
SPI Speed : 40MHz
SPI Mode : DOUT
SPI Flash Size & Map: 8Mbit(512KB+512KB)
jump to run user1 @ 1000
ATRCV:10 bytes:渂l`r騨l
ATRCV:4 bytes:ph恂
ATRCV:203 bytes:屸?俷鞉r傭n|?宭巔rl b? 瀨r?l渘?俷ogy Co. Ltd.
ready
ATSND:6 bytes:ATE0
ATRCV:12 bytes:ATE0
OK
ATSND:15 bytes:AT+CIPDINFO=0
ATRCV:6 bytes:
OK
ATSND:17 bytes:AT+CWMODE_CUR=1
ATRCV:6 bytes:
OK
ATSND:13 bytes:AT+CIPMUX=1
ATRCV:6 bytes:
OK
ATSND:41 bytes:AT+CWJAP_CUR="OPPO Reno8 5G","h25fe9p2"
ATRCV:16 bytes:WIFI CONNECTED
ATRCV:13 bytes:WIFI GOT IP
ATRCV:6 bytes:
OK
[DEBUG][6077][link_tcpip_init] IOT_LINK:DO TCPIP LOAD-IMPLEMENT RET:0
[DEBUG][6083][dtls_al_init] IOT_LINK:DO DTLS LOAD-IMPLEMENT RET:0
[DEBUG][6089][mqtt_al_init] IOT_LINK:DO MQTT LOAD-IMPLEMENT RET:0
[DEBUG][6095][oc_mqtt_init] IOT_LINK:DO OC MQTT LOAD-IMPLEMENT RET:0
[DEBUG][6102][standard_app_demo_main] This Is MQTT V5 DEMOS:HC Display
[DEBUG][7269][task_sensor_entry] Smoke data:19.50 ppm
[DEBUG][7275][hub_step] hub_step:enter
[DEBUG][7280][dmp_connect] oc_mqtt_connect:server:117.78.5.125 port:1883
[DEBUG][7286][dmp_connect] oc_mqtt_connect:client_id:69b6adf87f2e6c302f5d4f7a_2020111409_0_0_1970000100
[DEBUG][7296][dmp_connect] oc_mqtt_connect:user:69b6adf87f2e6c302f5d4f7a_2020111409 passwd:820cc9fc067f059e25246b45f942b6b9298699f40728598bf46e286f9de839e4
[DEBUG][11321][dmp_connect] oc_mqtt_connect:recode:2 :FAILED
[DEBUG][11326][hub_step] hub_step:err:2
[DEBUG][12298][task_sensor_entry] Smoke data:20.05 ppm
[DEBUG][17326][task_sensor_entry] Smoke data:19.85 ppm
[DEBUG][22354][task_sensor_entry] Smoke data:20.15 ppm
[DEBUG][27382][task_sensor_entry] Smoke data:20.15 ppm
[DEBUG][32410][task_sensor_entry] Smoke data:20.36 ppm
[DEBUG][37438][task_sensor_entry] Smoke data:20.25 ppm
[DEBUG][42466][task_sensor_entry] Smoke data:20.10 ppm
[DEBUG][47494][task_sensor_entry] Smoke data:20.15 ppm
[DEBUG][52522][task_sensor_entry] Smoke data:20.00 ppm
